Piano training device



FIG. 1 is a perspective view of a piano training device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a front side elevational view thereof.

The undisclosed bottom portion of the piano training device is plane and unornamented. 

The ornamental design for a piano training device, as shown and described. 